10251641 has 2 divisors, whose sum is σ = 10251642. Its totient is φ = 10251640.

The previous prime is 10251617. The next prime is 10251649. The reversal of 10251641 is 14615201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8880400 + 1371241 = 2980^2 + 1171^2 .

It is an emirp because it is prime and its reverse (14615201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10251641 is a prime.

It is a super-2 number, since 2×10251641² = 210192286385762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10251649) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5125820 + 5125821.

It is an arithmetic number, because the mean of its divisors is an integer number (5125821).

Almost surely, 2^10251641 is an apocalyptic number.

It is an amenable number.

10251641 is a deficient number, since it is larger than the sum of its proper divisors (1).

10251641 is an equidigital number, since it uses as much as digits as its factorization.

10251641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 10251641 is about 3201.8183896030. The cubic root of 10251641 is about 217.2356660180.

Adding to 10251641 its reverse (14615201), we get a palindrome (24866842).

The spelling of 10251641 in words is "ten million, two hundred fifty-one thousand, six hundred forty-one".